US Bridges

LA Cnty RD 236-1 over Little Horse Creek

Fair

Laramie County, Wyoming · 2.5 Mi. SE of Meriden · Structure no. DPA

Built
1972
53 years old
Condition
Fair
inspected December 2024
Type
Channel Beam
Concrete
Length
24 ft
1 main span
Daily traffic
29
2024 count
Owner
County
County Highway Agency

About this bridge

LA Cnty RD 236-1 over Little Horse Creek is a concrete channel beam carrying LA Cnty RD 236-1 over Little Horse Creek in Laramie County, Wyoming. It was built in 1972, so it is 53 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 29 vehicles a day, roughly 10% of them trucks, projected to reach 41 by 2043. The structure is 24 ft (7.3 m) long and 21 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesLA Cnty RD 236-1
CrossesLittle Horse Creek
Location2.5 Mi. SE of Meriden
RouteCounty Highway 236-1
StateWyoming
Coordinates41.52586, -104.29142
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width21 ft (6.5 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2024)
Projected traffic41 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$41,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA Cnty RD 236-1 over Little Horse Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is LA Cnty RD 236-1 over Little Horse Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does LA Cnty RD 236-1 over Little Horse Creek carry?

About 29 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is LA Cnty RD 236-1 over Little Horse Creek?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 21 ft wide.

Who owns LA Cnty RD 236-1 over Little Horse Creek?

It is owned by the County Highway Agency.